One-point display type Can be d in indoors and outdoors Adhesive Primary color: yellow After discoloration color: yellow orange Discoloration temperature (℃): 50 Measurement method: reversible Measurement accuracy: ±2°C Element size (mm): 18 Element size (φmm): ±2°C 密封尺寸(mm):18 大小(φmm):18 大小(φmm):18 大小(φmm):18